package jdbc;

import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * 执行DELETE
 */
public class JDBCDemo4 {
    public static void main(String[] args) {
        //根据用户名删除用户
        try (
                Connection connection = DBUtil1.getConnection();
        ) {
            String sql = "DELETE FROM userinfo WHERE username='范传奇'";
            Statement statement = connection.createStatement();
            int num = statement.executeUpdate(sql);
            if (num > 0) {
                System.out.println("删除成功");
            } else {
                System.out.println("删除失败");
            }

        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
